8921820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{617}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 25125408

約数和(自身を除く): 16203588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 617, 723, 964, 1205, 1234, 1446, 1851, 2410, 2468, 2892, 3085, 3615, 3702, 4820, 6170, 7230, 7404, 9255, 12340, 14460, 18510, 37020, 148697, 297394, 446091, 594788, 743485, 892182, 1486970, 1784364, 2230455, 2973940, 4460910, 8921820]

約数ペア:

[(1, 8921820), (2, 4460910), (3, 2973940), (4, 2230455), (5, 1784364), (6, 1486970), (10, 892182), (12, 743485), (15, 594788), (20, 446091), (30, 297394), (60, 148697), (241, 37020), (482, 18510), (617, 14460), (723, 12340), (964, 9255), (1205, 7404), (1234, 7230), (1446, 6170), (1851, 4820), (2410, 3702), (2468, 3615), (2892, 3085)]